''Iris innominata'', the Del Norte County iris, is a species of iris native to southern

Oregon Oregon ( , ) is a U.S. state, state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington (state), Washington, while t ...

, and

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

along the north coast and Klamath Ranges in

Del Norte County, California Del Norte County ( Spanish for "Of The North") is a county located at the far northwest corner of the U.S. state of California, along the Pacific Ocean adjacent to the Oregon border. Its population was 27,743 as of the 2020 census, down from ...

. The

leaves A leaf (: leaves) is a principal appendage of the stem of a vascular plant, usually borne laterally above ground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, stem, ...

are dense and evergreen, up to 20 cm. The

flower Flowers, also known as blooms and blossoms, are the reproductive structures of flowering plants ( angiosperms). Typically, they are structured in four circular levels, called whorls, around the end of a stalk. These whorls include: calyx, m ...

is typically deep golden yellow with darker veins, although colors may vary. The flower stems are about 12 cm and usually bear 1–2 flowers in spring. It is on the California Native Plant Society '' Inventory of Rare and Endangered Plants of California'' List 4, Limited distribution (Watch List).

Cultivation

''Iris innominata'', used in gardens, does best in locations with cool, wet winters and warm, dry summers, in neutral or slightly acidic soil, with good drainage, and sun or partial shade. It is often used for hybridizing with other ''Iris'' species. Many plants sold under this name in nurseries are hybrids.

References

External links

* *
Treatment from the Jepson Manual

California Native Plant Society Inventory of Rare and Endangered Plants
* * Harlow, Nora, Jakob, Kristin, and Raiche, Roger (2003) ''Wild Lilies, Irises, and Grasses''. University of California Press. . {{Taxonbar, from=Q2137369 innominata Flora of California Flora of the Klamath Mountains Flora of Oregon Garden plants of North America Plants described in 1930 Flora without expected TNC conservation status